Growing community of inventors

Shiojiri, Japan

Nobuaki Sakai

Average Co-Inventor Count = 2.35

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 2

Nobuaki SakaiTakao Yamamoto (1 patent)Nobuaki SakaiAkira Ishikawa (1 patent)Nobuaki SakaiKoki Fukasawa (1 patent)Nobuaki SakaiDaiki Ishikawa (1 patent)Nobuaki SakaiYukiya Beppu (1 patent)Nobuaki SakaiYusuke Makishima (1 patent)Nobuaki SakaiYukiya Beppu (1 patent)Nobuaki SakaiNobuaki Sakai (4 patents)Takao YamamotoTakao Yamamoto (19 patents)Akira IshikawaAkira Ishikawa (11 patents)Koki FukasawaKoki Fukasawa (11 patents)Daiki IshikawaDaiki Ishikawa (2 patents)Yukiya BeppuYukiya Beppu (1 patent)Yusuke MakishimaYusuke Makishima (1 patent)Yukiya BeppuYukiya Beppu (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Seiko Epson Corporation (4 from 33,404 patents)


4 patents:

1. 12384167 - Recording device

2. 11685177 - Recording device

3. 11292260 - Liquid storing device and recording apparatus

4. 10639887 - Printing apparatus

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as of
12/8/2025
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